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video/drm: rgb: Fix output mode setting 

Change-Id: I1adf38aa6262e889cc518c07325d6aeeb730f874
Signed-off-by: Wyon Bi <bivvy.bi@rock-chips.com>
This commit is contained in:
Wyon Bi 2018-09-14 10:31:57 +08:00
parent 8659d08d2b
commit 6b93bf2ba9
1 changed files with 17 additions and 31 deletions
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48
drivers/video/drm/rockchip_rgb.c
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@ -10,6 +10,7 @@
#include <regmap.h>
#include <dm/device.h>
#include <dm/read.h>
#include <linux/media-bus-format.h>
#include "rockchip_display.h"
#include "rockchip_crtc.h"
@ -24,7 +25,7 @@ struct rockchip_rgb_priv {
struct regmap *grf;
};
static int rockchip_rgb_prepare(struct display_state *state)
static int rockchip_rgb_enable(struct display_state *state)
{
struct connector_state *conn_state = &state->conn_state;
struct rockchip_rgb_priv *priv = dev_get_priv(conn_state->dev);
@ -41,54 +42,39 @@ static int rockchip_rgb_prepare(struct display_state *state)
return 0;
}
static int rockchip_rgb_unprepare(struct display_state *state)
static int rockchip_rgb_disable(struct display_state *state)
{
return 0;
}
static int to_output_mode(const char *s)
{
const struct {
const char *name;
int format;
} formats[] = {
{ "p888", ROCKCHIP_OUT_MODE_P888 },
{ "p666", ROCKCHIP_OUT_MODE_P666 },
{ "p565", ROCKCHIP_OUT_MODE_P565 },
{ "s888", ROCKCHIP_OUT_MODE_S888 },
{ "s888_dummy", ROCKCHIP_OUT_MODE_S888_DUMMY }
};
int i;
for (i = 0; i < ARRAY_SIZE(formats); i++)
if (!strncmp(s, formats[i].name, strlen(formats[i].name)))
return formats[i].format;
return ROCKCHIP_OUT_MODE_P888;
}
static int rockchip_rgb_init(struct display_state *state)
{
struct connector_state *conn_state = &state->conn_state;
struct panel_state *panel_state = &state->panel_state;
const char *mode;
conn_state->type = DRM_MODE_CONNECTOR_LVDS;
conn_state->color_space = V4L2_COLORSPACE_DEFAULT;
mode = dev_read_string(panel_state->dev, "rgb-mode");
if (mode)
conn_state->output_mode = to_output_mode(mode);
else
switch (conn_state->bus_format) {
case MEDIA_BUS_FMT_RGB666_1X18:
conn_state->output_mode = ROCKCHIP_OUT_MODE_P666;
break;
case MEDIA_BUS_FMT_RGB565_1X16:
conn_state->output_mode = ROCKCHIP_OUT_MODE_P565;
break;
case MEDIA_BUS_FMT_RGB888_1X24:
case MEDIA_BUS_FMT_RGB666_1X24_CPADHI:
default:
conn_state->output_mode = ROCKCHIP_OUT_MODE_P888;
break;
}
return 0;
}
static const struct rockchip_connector_funcs rockchip_rgb_funcs = {
.init = rockchip_rgb_init,
.enable = rockchip_rgb_prepare,
.disable = rockchip_rgb_unprepare,
.enable = rockchip_rgb_enable,
.disable = rockchip_rgb_disable,
};
static int rockchip_rgb_probe(struct udevice *dev)